Home / 266,423,703.53-399,662,961.24-100,566,912.56

Finding the Fourth Proportional to 266,423,703.53, 399,662,961.24 and 100,566,912.56

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Solution

The fourth proportional to 266,423,703.53, 399,662,961.24 and 100,566,912.56 is: 150,860,713.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,423,703.53 : 399,662,961.24 = 100,566,912.56 : x
  2. Step 2: Convert to fraction form
    266,423,703.53/399,662,961.24 = 100,566,912.56/x
  3. Step 3: Cross multiply
    266,423,703.53x = 399,662,961.24 × 100,566,912.56
  4. Step 4: Simplify right side
    266,423,703.53x = 40,192,870,076,493,752
  5. Step 5: Solve for x
    x = 40,192,870,076,493,752/266,423,703.53
  6. Step 6: Final answer
    x = 150,860,713.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.